returns to virginia tomorrow morning. president obama will hold a rally in the fairfax, a washington, d.c. suburb. also, at 11:35, we will bring you a rally for mitt romney in southwestern virginia. >> we need to tackle our nation poses challenges before they tackle us. we need to save and strengthen social security. we are putting ideas on the table how to do that. we will save benefits for a seniors and for my generation so these promises are kept. >> they have laid out clearly -- they say we have endangered medicare. they have stolen money from medicare to get money for obamacare. you see it and hear it in everything they say. nothing could be further from the truth. >> joe biden and paul ryan will face off in their only debate. you can watch and engage with c- span on our live debate preview starting at 7:00 eastern followed by the debate at 9:00. your reaction, calls, e-mails, and it reads at 10:30. >> in a little more than an hour and a half, a forum on possible tax increases caused by the so- called fiscal cliff after the first of the year. later, the senate debate in the jersey.